Reasons to choose D-390
Released in 2003, D-390 has about 15 mm² of sensor area, 1.9 MP effective resolution, and a 230 g body. Use these values to narrow the field, not as an overall image-quality score.
Side-by-side comparison
Olympus D-390
vs Rollei dk4010
VS
Sensor area
15 mm²
D-39021 mm²
dk4010- Area ratio
- 1.41:1
- Absolute difference
- 6 mm²
- Relative difference
- 40.6%
The dk4010 has the larger sensor area. More area usually means greater light-gathering potential, though real image quality still depends on sensor architecture and generation.
These cameras were released 2 years apart. Consider sensor generation when comparing pixel metrics.
Key specification differences
D-390Metricdk4010
1.9 MPEffective pixels4 MP
4.5 × 3.37Sensor5.33 × 4
2.83 µmPixel pitch2.31 µm
7.98 µm²Pixel area5.33 µm²
12.53 MP/cm²Pixel density18.76 MP/cm²
7.7Crop factor6.49
—Maximum video—
230 gWeight350 g
xD Picture CardStorageMultiMedia, Secure Digital
AA (2) batteries (NiMH recommended)Battery4x AA
Amber marks the value that is generally preferable in this comparison context. It is not an overall camera score.
How to choose between these cameras
The dk4010 has the larger sensor area. The D-390 has the lighter body. The dk4010 has the higher effective resolution. The dk4010 is the newer release. Also consider the lens system and subjects you shoot.
Reasons to choose dk4010
Released in 2005, dk4010 has about 21 mm² of sensor area, 4 MP effective resolution, and a 350 g body. Use these values to narrow the field, not as an overall image-quality score.